Table 2 PERMANOVA analysis on Bray-Curtis distance for faecal microbiota structure on the genera level from three different collections and six different storage conditions (permutations = 9999).

From: Sample storage conditions significantly influence faecal microbiome profiles

Source

df

SS

MS

Pseudo- F

P(perm)

Storage

5

3184.9

636.99

18.236

0.0001

Collections

2

2420.9

1210.4

34.653

0.0001

Storage x Collections

10

948.13

94.813

2.7144

0.0001

Residual

36

1257.5

34.93

  

Total

53

7811.4

   

Comparison

t

P(perm)

−80 °C Freezer vs 4 °C Fridge

1.7381

0.0491

−80 °C Freezer vs OMNIgene.GUT

2.9592

0.001

−80 °C Freezer vs RNAlater

4.6425

0.001

−80 °C Freezer vs TE Buffer

5.6022

0.001

−80 °C Freezer Room Temperature

3.3297

0.001

  1. df = degree of freedom; SS = sum of squares; MS = mean sum of squares; Pseudo-F = F value by permutation; t = t-statistic.